Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
MS27473T20B16BB Souriau-Sunbank by Eaton	8T 16C 16#16 PLUG	0
MS27499E10B98B Souriau-Sunbank by Eaton	8T 6C 6#20 RECP	18
CL1F3201 Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 31POS INLINE	38
UT07147PH01 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 7POS PNL MT	0
UTL6122G1W5P Souriau-Sunbank by Eaton	CONN PLUG HSNG F/M 8POS INLINE	41
MS27499E12B3A Souriau-Sunbank by Eaton	8T 3C 3#16 RECP	30
CL1M3201 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 31POS PNL MT	0
MS27473T20B35BA Souriau-Sunbank by Eaton	8T 79C 79#22D PLUG	1
UTS6JC1419P Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 19POS INLINE	12
UT0W02041PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 41POS PNL MT	0
MS27474T24F4A Souriau-Sunbank by Eaton	8T 56C48#20 8#16 J/N	4
UTGX6106P Souriau-Sunbank by Eaton	CONN PLG HSG MALE 6POS INLINE	0
UTGX1JC128P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 8POS INLINE	25
UT001412PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 12POS PNL MT	0
UTGX0JC103W3S Souriau-Sunbank by Eaton	CONN RCPT HSG F 6P INLINE PNL MT	0
MS27484T14F18A Souriau-Sunbank by Eaton	8T 18C 18#20 PLUG	10
MS27508E18B32B Souriau-Sunbank by Eaton	8T 32C 32#20 RECP	58
UTS6124P Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 4POS INLINE	0
UTGX01492S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 12POS PNL MT	0
MS27474T24F4B Souriau-Sunbank by Eaton	8T 56C48#20 8#16 J/N	4

Circular Connectors - Housings

1. Overview

Circular connectors housings are electromechanical devices designed to protect and organize electrical contacts in circular configurations. They serve as mechanical support structures while providing environmental protection, electrical insulation, and strain relief. These housings are critical components in maintaining signal integrity and power transmission across diverse applications, from industrial automation to aerospace systems.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Metal Housings	High durability, EMI/RFI shielding, vibration resistance	Military equipment, aerospace systems
Plastic Housings	Lightweight, corrosion-resistant, cost-effective	Consumer electronics, medical devices
Hybrid Housings	Combination of metal/plastic for optimized performance	Automotive sensors, industrial machinery
High-Density Housings	Miniaturized contact arrangements with advanced insulation	Telecom equipment, data centers

3. Structure and Components

Typical circular connector housings consist of: - Shell Body: Cylindrical main structure (metal/plastic) with mounting threads - Contact Cavities: Precision-machined compartments for terminal placement - Sealing System: Integrated gaskets/O-rings for IP65+ protection - Polarization Key: Mechanical feature preventing misalignment - Retention System: Threaded coupling or bayonet mechanisms - Cable Entry: Strain relief provisions with gland seals

4. Key Technical Specifications

Parameter	Importance
Current Rating (A)	Determines power transmission capacity
Voltage Withstand (V)	Ensures dielectric strength
Operating Temperature (-40 C to +125 C)	Defines environmental tolerance
Vibration Resistance (10-2000Hz)	Crucial for harsh environments
IP Rating (IP67/IP68)	Specifies ingress protection level
Contact Retention Force	Prevents accidental disconnection

5. Application Fields

Industrial Automation: Robotics, PLC systems
Medical Equipment: MRI machines, patient monitoring systems
Aerospace: Avionics, flight control systems
Telecommunications: 5G base stations, fiber optic equipment
Energy: Wind turbines, solar inverters

6. Leading Manufacturers and Products

Manufacturer	Representative Product
TE Connectivity	DEUTSCH DT series metal housings
Amphenol	Hermetic circular connector enclosures
Molex	T1 Mini sealed automotive housings
Phoenix Contact	Heavy-duty QUICKON connectors

7. Selection Guidelines

Key considerations include: - Environmental factors (temperature, moisture, chemicals) - Mechanical requirements (vibration, shock, mating cycles) - Electrical parameters (current/voltage requirements) - Material compatibility (corrosion resistance needs) - Space constraints and mounting options - Cost vs. performance trade-offs Example: For underwater robotics applications, prioritize IP68-rated plastic housings with corrosion-resistant coatings and pressure sealing.

8. Industry Trends

Current development trends include: - Miniaturization for IoT device integration - Advanced polymer composites for weight reduction - Integrated smart sensors in connector housings - Enhanced EMI shielding for 5G applications - Sustainability focus on recyclable materials - Additive manufacturing enabling complex geometries